package org.example.springextension.listener;

import com.rabbitmq.client.Channel;
import org.example.springextension.constants.Constants;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Component;

import java.io.UnsupportedEncodingException;
import java.util.Date;

//@Component
public class DLLlistener {
    @RabbitListener(queues = Constants.NORMAL_QUEUE)
    public void handMessage(Message message, Channel channel) throws Exception {
        long deliveryTag = message.getMessageProperties().getDeliveryTag();
        try {
            //消费者逻辑
            System.out.printf("[normal.queue]接收到消息: %s, deliveryTag: %d \n", new String(message.getBody(),"UTF-8"), message.getMessageProperties().getDeliveryTag());

            //进行业务逻辑处理
            System.out.println("业务逻辑处理");
            int num = 3/0;
            System.out.println("业务处理完成");
            //肯定确认
            channel.basicAck(deliveryTag,false);
        } catch (Exception e) {
            //否定确认
            channel.basicNack(deliveryTag, false, false);  //requeue为false, 该消息成为死信
        }

    }
    @RabbitListener(queues = Constants.DL_QUEUE)
    public void handleMessage(Message message) throws UnsupportedEncodingException {
        //业务逻辑处理
        System.out.printf("[dl.queue] %tc 接收到消息: %s, deliveryTag: %d \n", new Date(), new String(message.getBody(),"UTF-8"),
                message.getMessageProperties().getDeliveryTag());

    }
}
